'King of Israel' in the Bible

"He saved other people, [but] he cannot [even] save himself [i.e., from dying]. He is 'the king of Israel;' let him now come down from the cross and then we will believe in him.

This 'Christ, the king of Israel,' let him now come down from the cross so we can see it and believe in him." And the thieves who were being crucified with Him also spoke abusively to Him.

Nathaniel replied to Him, "Rabbi [i.e., Teacher], you are the Son of God; you are the King of Israel."

[So], they took branches from palm trees and went out to meet Him, shouting, "Hosanna [Note: See Matt. 21:9 for the meaning of this word], may He, the King of Israel, be praised, for He comes in the name [i.e., by the authority] of the Lord!"